Review on Nucleon Spin Structure
... massive proton from a em Lagrangian with electron and proton and found that indeed the time translation operator and the Hamiltonian are different, exactly as we obtained phenomenologically before. W.M. Sun, X.S. Chen, X.F. Lu and F. Wang, arXiv:1002.3421[hep-ph] ...
... massive proton from a em Lagrangian with electron and proton and found that indeed the time translation operator and the Hamiltonian are different, exactly as we obtained phenomenologically before. W.M. Sun, X.S. Chen, X.F. Lu and F. Wang, arXiv:1002.3421[hep-ph] ...
Sheaf Logic, Quantum Set Theory and The Interpretation of
... Sheaf Logic (Motivation) • A sheaf of structures is a space extended over the base space X of the sheaf as Galilean spacetime extends over time. The elements of this space are not the points of E but the sections of the sheaf conceived as extended objects. The single values of these sections represe ...
... Sheaf Logic (Motivation) • A sheaf of structures is a space extended over the base space X of the sheaf as Galilean spacetime extends over time. The elements of this space are not the points of E but the sections of the sheaf conceived as extended objects. The single values of these sections represe ...
Phenomenology Beyond the Standard Model
... What attitude towards LEP, NuTeV? Do all the data tell the same story? ...
... What attitude towards LEP, NuTeV? Do all the data tell the same story? ...
Non-Perturbative Aspects of Nonlinear Sigma Models
... Model would naturally allow for a term which breaks this symmetry. A mechanism is required which explains the suppression of such term. It is a topological operator which is invariant under small variations of the fields and one would hence expect that it is not affected by quantum fluctuations. Explic ...
... Model would naturally allow for a term which breaks this symmetry. A mechanism is required which explains the suppression of such term. It is a topological operator which is invariant under small variations of the fields and one would hence expect that it is not affected by quantum fluctuations. Explic ...
107, 195303 (2011)
... topological quantum phase transitions [16] from a nontopological superfluid state with fully gapped fermionic excitations to a topological superfluid state with four protected Fermi points (i.e., gap nodes) and then to a second topological superfluid state with only two protected Fermi points (see F ...
... topological quantum phase transitions [16] from a nontopological superfluid state with fully gapped fermionic excitations to a topological superfluid state with four protected Fermi points (i.e., gap nodes) and then to a second topological superfluid state with only two protected Fermi points (see F ...
Theory of Nothing
... Interpretation, in which the system’s state collapses to yield a definite value (a so-called eigenvalue) for any observed quantity, and the Many Worlds Interpretation[39], (MWI) in which all possible eigenvalues exist as independent parallel universes after measurement, with no change to the overall ...
... Interpretation, in which the system’s state collapses to yield a definite value (a so-called eigenvalue) for any observed quantity, and the Many Worlds Interpretation[39], (MWI) in which all possible eigenvalues exist as independent parallel universes after measurement, with no change to the overall ...
Lattice quantum field theory
... a (small) power of the number of points of the lattice. Therefore, such calculations are actually feasible on nowadays computers. Since these numerical evaluations are, up to certain error sources which can be improved, exact, this implies that all information is sampled, including non-perturbative ...
... a (small) power of the number of points of the lattice. Therefore, such calculations are actually feasible on nowadays computers. Since these numerical evaluations are, up to certain error sources which can be improved, exact, this implies that all information is sampled, including non-perturbative ...
Interpreting Effective Field Theories
... debate. Cao and Schweber (1993), for instance, make use of a formal result (the "Decoupling Theorem") that the Wilsonian approach guarantees, given certain assumptions about the underlying high-energy theory, in order to justify an ontology of "quasi-autonomous domains". But this ontology has been d ...
... debate. Cao and Schweber (1993), for instance, make use of a formal result (the "Decoupling Theorem") that the Wilsonian approach guarantees, given certain assumptions about the underlying high-energy theory, in order to justify an ontology of "quasi-autonomous domains". But this ontology has been d ...
Quantum scattering
... Therefore, the task of constructing the semiclassics of a scattering system is completed, if we can find a connection between the spectral density d(E) and the scattering matrix S . We will see that (35.12) provides the clue. Note that the right hand side of (35.12) has nearly the structure of (35.1 ...
... Therefore, the task of constructing the semiclassics of a scattering system is completed, if we can find a connection between the spectral density d(E) and the scattering matrix S . We will see that (35.12) provides the clue. Note that the right hand side of (35.12) has nearly the structure of (35.1 ...
Foundations and Measures of Quantum Non
... The standard approach to the theoretical description and analysis of dissipation and decoherence processes in open quantum systems presupposes a time evolution without memory. Employing the concept of a quantum Markov process which is given by a semigroup of completely positive dynamical maps one ob ...
... The standard approach to the theoretical description and analysis of dissipation and decoherence processes in open quantum systems presupposes a time evolution without memory. Employing the concept of a quantum Markov process which is given by a semigroup of completely positive dynamical maps one ob ...
LAPLACE TRANSFORM AND UNIVERSAL sl2 INVARIANTS
... remarkable properties and is very suitable for the study of quantum invariants. The result of Habiro and Habiro–Le mentioned above is Theorem 1. (Habiro, Habiro–Le) For every simple Lie algebra g and an integral g d such that if ξ is a homology 3–sphere M, there exists an invariant IM (q) ∈ Z[q], g ...
... remarkable properties and is very suitable for the study of quantum invariants. The result of Habiro and Habiro–Le mentioned above is Theorem 1. (Habiro, Habiro–Le) For every simple Lie algebra g and an integral g d such that if ξ is a homology 3–sphere M, there exists an invariant IM (q) ∈ Z[q], g ...
Quantum control of a model qubit based on a multi - FaMAF
... modulation of the oscillator strength associated to these eigenstates was analyzed in the work by Ferron et al.26 More precisely, in this work we study a ZnS/CdSe/ZnS/ CdSe/ZnS layered quantum dot. In this particular case the bounding potential considered is given by ...
... modulation of the oscillator strength associated to these eigenstates was analyzed in the work by Ferron et al.26 More precisely, in this work we study a ZnS/CdSe/ZnS/ CdSe/ZnS layered quantum dot. In this particular case the bounding potential considered is given by ...
Quantum Mathematics Table of Contents
... the prototype of wave/particle duality — have straightforwardly written down the equations of “wave mechanics”, and thus anticipated quantum mechanics by almost a century. However, the lack of any physical motivation for taking this conceptual leap prevented such a mathematical advance occurring bef ...
... the prototype of wave/particle duality — have straightforwardly written down the equations of “wave mechanics”, and thus anticipated quantum mechanics by almost a century. However, the lack of any physical motivation for taking this conceptual leap prevented such a mathematical advance occurring bef ...
Eikonal Approximation K. V. Shajesh
... approximation in quantum mechanics works for processes involving the scattering of particles with large incoming momentum and when the scattering angle is very small. In the language of differential equations, the main advantage the eikonal approximation offers is that the equations reduce to a diff ...
... approximation in quantum mechanics works for processes involving the scattering of particles with large incoming momentum and when the scattering angle is very small. In the language of differential equations, the main advantage the eikonal approximation offers is that the equations reduce to a diff ...
Strong Electroweak Symmetry Breaking
... Standard Model is that particles obtain mass through spontaneous symmetry breaking at the scale of the electroweak force. Spontaneous symmetry breaking can be understood with a “Mexican hat” depicting a potential for a particle (see figure 1.1) where a ball (particle) that is initially placed at the ...
... Standard Model is that particles obtain mass through spontaneous symmetry breaking at the scale of the electroweak force. Spontaneous symmetry breaking can be understood with a “Mexican hat” depicting a potential for a particle (see figure 1.1) where a ball (particle) that is initially placed at the ...
Full text in PDF form
... being recovered at the Planck scale. In fact, the thermodynamic arrow of time is related to the psychological arrow of time, and at the Planck scale, the latter is missing because there are no observers. This is not just a matter of philosophy, but it is a real handicap. The "events" of our causal s ...
... being recovered at the Planck scale. In fact, the thermodynamic arrow of time is related to the psychological arrow of time, and at the Planck scale, the latter is missing because there are no observers. This is not just a matter of philosophy, but it is a real handicap. The "events" of our causal s ...